UA 5310 then OZ 6315 at San Francisco
Medford → San Francisco → Washington
Timetable, San Francisco time
08:00UA 5310 from Medford at the gatealso NZ 9526
21:28OZ 6315 to Washington leaves the gate
13 h 28 apart on the timetable
OZ 6315 leaves 13 h 28 after UA 5310 arrives on the timetable: more than half a day, so not a connection we count.